解析　主旨大意题。文章主要阐述特韦尔斯基如何去探寻一张老照片的来源，故选B项。

2．Which of the following is TRUE about Ollie Atkins?

A．He was once a leader in the government.

B．He once worked together with Ernestine.

C．He wrote for the Saturday Evening Post.

D．He once worked for the White House.

答案　D

解析　细节理解题。由第三段最后一句"In fact，Atkins served for several years as the White House photographer."可知他曾经是白宫的专职摄影师，故选D项。

3．From Paragraph 4，we know Ollie Atkins .

A．was a careful person

B．put his works at random

C．worked at George Mason University

D．wrote the paper titled "They Do Anything to Get into the USA"

答案　A

解析　细节理解题。由第四段第二句话"Fortunately，Atkins was a meticulous record­keeper，who kept lists of his works."可知A项正确，B项错误；C、D两项在第四段未提及。

4．The underlined phrase "over the moon" in Paragraph 5 probably means " "．

A．extremely happy and excited

B．very nervous and upset

C．quite awkward and uneasy

D．rather crazy and angry

答案　A

解析　词义猜测题。由第五段第二句"The curator could practically hear him jumping for joy over the phone."可知答案为A项。

Visitors to a Stockholm hotel will be able to use mobile phones instead of keys to unlock the doors of their rooms.Assa Abloy，the world's largest maker of door locks，has launched a pilot in which the Clarion Hotel in Stockholm will lend customers mobile phones with close­range radio chips.